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单词
well flow by displacement
释义
well flow by displacement
Encyclopedia
工学
钻井复杂事故处理方法
释
well flow by displacement
替喷
用密度较小的流体(清水或原油)替出井内密度较大的压井液,使井内液柱的压力低于地层压力,诱导油(气)从油(气)层中流入井底,再喷出井口的作业。
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